Use the Atkins recipe to make Atkins Flour Mix for this recipe; you will need 2 cups but the recipe makes Changing the serving sizes on this recipe will alter the amount of flour needed so be sure to adjust.  Save any remaining in an airtight container in the refrigerator. Preheat oven to 375°F.Blend all dry ingredients together in a small mixing bowl, set aside.Mix melted butter, sugar substitute and vanilla at medium speed with an electric mixer until well blended. Add eggs one at a time, mixing well after each addition. Gradually add dry ingredient mixture, beating until blended. Gently mix in chocolate chips with a wooden spoon or spatula.Spoon rounded teaspoonfuls of cookie dough onto a cookie sheet coated with non-stick vegetable oil spray. Gently flatten cookies by pressing with hand or spatula.  You should have 36 cookies total.Cook at 375° F for 10 to 12 minutes or until done or until lightly browned. Remove from baking sheet and place cookies on a wire rack to cool. (Do not overbake cookies or they will be dry and hard.)  Each cookie is one serving.